bootstrap: stop delaying instantiation of maps in per-context scripts
requested to merge github/fork/RaisinTen/bootstrap/stop-delaying-instanciation-of-maps-in-per-context-scripts into master
The linked issue, https://bugs.chromium.org/p/v8/issues/detail?id=6593, is marked as "Fixed", so I think we can revert this now.
This reverts commit 08a9c4a9.
cc @joyeecheung
Refs: https://bugs.chromium.org/p/v8/issues/detail?id=9187 Signed-off-by: Darshan Sen raisinten@gmail.com